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Groups > linux.kernel > #1494106

[PATCH v2 7/8] blk-mq: Pair blk_mq_hctx_kobj_init() with blk_mq_hctx_kobj_put()

From Alexander Gordeev <agordeev@redhat.com>
Newsgroups linux.kernel
Subject [PATCH v2 7/8] blk-mq: Pair blk_mq_hctx_kobj_init() with blk_mq_hctx_kobj_put()
Date 2016-09-30 15:30 +0200
Message-ID <sn630-2jW-41@gated-at.bofh.it> (permalink)
References <sn62Z-2jW-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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CC: linux-block@vger.kernel.org
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
---
 block/blk-mq-sysfs.c | 5 +++++
 block/blk-mq.c       | 2 +-
 block/blk-mq.h       | 1 +
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index 01fb455..11846d0 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -429,6 +429,11 @@ void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx)
 	kobject_init(&hctx->kobj, &blk_mq_hw_ktype);
 }
 
+void blk_mq_hctx_kobj_put(struct blk_mq_hw_ctx *hctx)
+{
+	kobject_put(&hctx->kobj);
+}
+
 static void blk_mq_sysfs_init(struct request_queue *q)
 {
 	struct blk_mq_ctx *ctx;
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 4b07901..78ee5af 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1928,7 +1928,7 @@ static void blk_mq_realloc_hw_ctxs(struct blk_mq_tag_set *set,
 			continue;
 
 		hctxs[i] = NULL;
-		kobject_put(&hctx->kobj);
+		blk_mq_hctx_kobj_put(hctx);
 
 		if (hctx->tags) {
 			blk_mq_free_rq_map(set, hctx->tags, j);
diff --git a/block/blk-mq.h b/block/blk-mq.h
index e5d2524..3d53818 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -53,6 +53,7 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
 extern int blk_mq_sysfs_register(struct request_queue *q);
 extern void blk_mq_sysfs_unregister(struct request_queue *q);
 extern void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx);
+extern void blk_mq_hctx_kobj_put(struct blk_mq_hw_ctx *hctx);
 
 extern void blk_mq_rq_timed_out(struct request *req, bool reserved);
 
-- 
1.8.3.1

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Thread

[PATCH v2 0/8] blk-mq: Minor cleanups Alexander Gordeev <agordeev@redhat.com> - 2016-09-30 15:30 +0200
  [PATCH v2 6/8] blk-mq: Rework blk_mq_realloc_hw_ctxs() Alexander Gordeev <agordeev@redhat.com> - 2016-09-30 15:30 +0200
    Re: [PATCH v2 6/8] blk-mq: Rework blk_mq_realloc_hw_ctxs() Sagi Grimberg <sagi@grimberg.me> - 2016-10-05 23:50 +0200
      Re: [PATCH v2 6/8] blk-mq: Rework blk_mq_realloc_hw_ctxs() Alexander Gordeev <agordeev@redhat.com> - 2016-10-06 10:30 +0200
        Re: [PATCH v2 6/8] blk-mq: Rework blk_mq_realloc_hw_ctxs() Sagi Grimberg <sagi@grimberg.me> - 2016-10-06 12:20 +0200
      [PATCH v3 6/8] blk-mq: Rework blk_mq_realloc_hw_ctxs() Alexander Gordeev <agordeev@redhat.com> - 2016-10-09 23:40 +0200
  [PATCH v2 7/8] blk-mq: Pair blk_mq_hctx_kobj_init() with blk_mq_hctx_kobj_put() Alexander Gordeev <agordeev@redhat.com> - 2016-09-30 15:30 +0200
    [PATCH v3 7/8] blk-mq: Pair blk_mq_hctx_kobj_init() with  blk_mq_hctx_kobj_put() Alexander Gordeev <agordeev@redhat.com> - 2016-10-09 23:40 +0200
  [PATCH v2 5/8] blk-mq: Cleanup blk_mq_hw_ctx::cpumask (de-)allocation Alexander Gordeev <agordeev@redhat.com> - 2016-09-30 15:30 +0200
  [PATCH v2 2/8] blk-mq: Remove a redundant assignment Alexander Gordeev <agordeev@redhat.com> - 2016-09-30 15:30 +0200
    Re: [PATCH v2 2/8] blk-mq: Remove a redundant assignment Sagi Grimberg <sagi@grimberg.me> - 2016-10-05 23:40 +0200
  [PATCH v2 4/8] blk-mq: Cleanup a loop exit condition Alexander Gordeev <agordeev@redhat.com> - 2016-09-30 15:30 +0200

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